Added some coments to DiskReadTask

castor/tape/tapeserver/daemon/DiskReadTask.hpp

@@ -41,9 +41,19 @@ public:
   
   virtual void execute(log::LogContext& lc);
 private:
-  //TW ; tape write
+  /**
+   * The task (a TapeWriteTask) that will handle the read blocks
+   */
   DataConsumer & m_nextTask;
+  
+  /**
+   * All we need to know about the file we are migrating
+   */
   std::auto_ptr<tape::tapegateway::FileToMigrateStruct> m_migratedFile;
+  
+  /**
+   * The number of memory block we will need to read the whole file
+   */
   size_t m_numberOfBlock;
 };
 

castor/tape/tapeserver/daemon/MemBlock.hpp

@@ -142,7 +142,11 @@ public:
       to.write(m_payload + writePosition, m_size - writePosition);
     }
   }
-    
+   /**
+    * Compute adler32 checksum on the current data hold.
+    * @param previous The previous adler32 checksum from all previous datablock
+    * @return the updated checksum
+    */
   unsigned long  adler32(unsigned long previous){
     return ::adler32(previous,m_payload,m_size);
   }